Finding the Fourth Proportional to 7,962,107, 11,943,160.56 and 2,643,323
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Solution
The fourth proportional to 7,962,107, 11,943,160.56 and 2,643,323 is: 3,964,984.52
Step by Step Solution
- Step 1: Write the proportion equation
7,962,107 : 11,943,160.56 = 2,643,323 : x - Step 2: Convert to fraction form
7,962,107/11,943,160.56 = 2,643,323/x - Step 3: Cross multiply
7,962,107x = 11,943,160.56 × 2,643,323 - Step 4: Simplify right side
7,962,107x = 31,569,631,000,940.88 - Step 5: Solve for x
x = 31,569,631,000,940.88/7,962,107 - Step 6: Final answer
x = 3,964,984.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.